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Scalably Using Node Attributes and Graph Structure for Node Classification [PDF]

open access: yesEntropy, 2022
The task of node classification concerns a network where nodes are associated with labels, but labels are known only for some of the nodes. The task consists of inferring the unknown labels given the known node labels, the structure of the network, and ...
Arpit Merchant   +2 more
doaj   +4 more sources

Active Learning for Node Classification: An Evaluation [PDF]

open access: yesEntropy, 2020
Current breakthroughs in the field of machine learning are fueled by the deployment of deep neural network models. Deep neural networks models are notorious for their dependence on large amounts of labeled data for training them. Active learning is being
Kaushalya Madhawa, Tsuyoshi Murata
doaj   +5 more sources

Boosting-GNN: Boosting Algorithm for Graph Networks on Imbalanced Node Classification [PDF]

open access: yesFrontiers in Neurorobotics, 2021
The graph neural network (GNN) has been widely used for graph data representation. However, the existing researches only consider the ideal balanced dataset, and the imbalanced dataset is rarely considered.
Shuhao Shi   +5 more
doaj   +2 more sources

SS-AdaMoE: Spatio-Spectral Adaptive Mixture of Experts with Global Structural Priors for Graph Node Classification [PDF]

open access: yesEntropy
Graph Neural Networks (GNNs) have emerged as the standard for learning representations from graph-structured data. While traditional architectures relying on message-passing mechanisms excel in homophilic settings, they essentially function as fixed low ...
Xilin Kang   +4 more
doaj   +2 more sources

DeeWaNA: An Unsupervised Network Representation Learning Framework Integrating Deepwalk and Neighborhood Aggregation for Node Classification [PDF]

open access: yesEntropy
This paper introduces DeeWaNA, an unsupervised network representation learning framework that unifies random walk strategies and neighborhood aggregation mechanisms to improve node classification performance.
Xin Xu, Xinya Lu, Jianan Wang
doaj   +2 more sources

Hierarchical Structure-Feature Aware Graph Neural Network for Node Classification

open access: yesIEEE Access, 2022
In recent years, graph neural network is used to process graph data and has been successfully applied to graph node classification task. Due to the complexity of graph structure and the difficulty of obtaining node labels, node classification in datasets
Wenbin Yao   +3 more
doaj   +1 more source

Hierarchical Model Selection for Graph Neural Networks

open access: yesIEEE Access, 2023
Node classification on graph data is a major problem in machine learning, and various graph neural networks (GNNs) have been proposed. Variants of GNNs such as H2GCN and CPF outperform graph convolutional networks (GCNs) by improving on the weaknesses of
Yuga Oishi, Ken Kaneiwa
doaj   +1 more source

Convolution Based Graph Representation Learning from the Perspective of High Order Node Similarities

open access: yesMathematics, 2022
Nowadays, graph representation learning methods, in particular graph neural network methods, have attracted great attention and performed well in many downstream tasks. However, most graph neural network methods have a single perspective since they start
Xing Li   +3 more
doaj   +1 more source

Network Representation Learning With Community Awareness and Its Applications in Brain Networks

open access: yesFrontiers in Physiology, 2022
Previously network representation learning methods mainly focus on exploring the microscopic structure, i.e., the pairwise relationship or similarity between nodes.
Min Shi, Bo Qu, Xiang Li, Cong Li
doaj   +1 more source

Unsupervised Graph Representation Learning With Variable Heat Kernel

open access: yesIEEE Access, 2020
Graph representation learning aims to learn a low-dimension latent representation of nodes, and the learned representation is used for downstream graph analysis tasks. However, most of the existing graph embedding models focus on how to aggregate all the
Yongjun Jing   +4 more
doaj   +1 more source

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